Model comparison
Mistral Large 3 vs o1-pro
Mistral Large 3 is the stronger model overall, scoring 39.1 to 31.5 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in knowledge, where Mistral Large 3 leads 36.0 to 29.7.
- Mistral Large 3 is cheaper at $0.25 / $0.75 per million input/output tokens, against $150 / $600 for o1-pro.
- Mistral Large 3 accepts more context: 262K tokens versus 200K.
- Mistral Large 3 has downloadable open weights; the other is API-only.
Side by side
| Mistral Large 3 | o1-pro | |
|---|---|---|
| Provider | Mistral AI | OpenAI |
| Noometry Index | 39.1 | 31.5 |
| Released | 2025-12-02 | 2025-03-19 |
| Weights | Open | Proprietary |
| Context window | 262K | 200K |
| Max output | 8K | 100K |
| Input $ / M tokens | $0.25 | $150 |
| Output $ / M tokens | $0.75 | $600 |
| Results tracked | 24 | 3 |
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Category by category
Coding Not comparable
Mistral Large 3: 34.4 (#237), o1-pro: —
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| LMArena WebDev | 1230 | — |
| LMArena Coding | 1448 | — |
Reasoning o1-pro leads
Mistral Large 3: 15.2 (#319), o1-pro: 20.4 (#239)
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| Kagi LLM Benchmark | 50.9% | — |
| NYT Connections (extended) | 7.5% | — |
| ARC-AGI-1 | — | 23.3% |
| EnigmaEval | — | 6.1% |
| Thematic Generalization | 23% | — |
| LMArena Hard Prompts | 1429 | — |
Math Not comparable
Mistral Large 3: 38.7 (#129), o1-pro: —
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| LMArena Math | 1414 | — |
Knowledge Mistral Large 3 leads
Mistral Large 3: 36.0 (#177), o1-pro: 29.7 (#234)
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| Humanity's Last Exam | — | 8.1% |
| Vectara Hallucination Rate | 14.5% | — |
| LMArena Expert | 1421 | — |
Multimodal Not comparable
Mistral Large 3: 38.2 (#66), o1-pro: —
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| LMArena Vision | 1221 | — |
Multilingual Not comparable
Mistral Large 3: 52.5 (#84), o1-pro: —
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| LMArena Non-English | 1413 | — |
| LMArena Chinese | 1447 | — |
| LMArena French | 1455 | — |
| LMArena German | 1437 | — |
| LMArena Japanese | 1394 | — |
| LMArena Korean | 1384 | — |
| LMArena Russian | 1411 | — |
| LMArena Spanish | 1440 | — |
Instruction Following Not comparable
Mistral Large 3: 74.0 (#108), o1-pro: —
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| LMArena Instruction Following | 1403 | — |
Long Context Not comparable
Mistral Large 3: 43.1 (#105), o1-pro: —
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| LMArena Longer Query | 1413 | — |
Writing & Preference Not comparable
Mistral Large 3: 60.0 (#101), o1-pro: —
| Benchmark | Mistral Large 3 | o1-pro |
|---|---|---|
| LMArena Text | 1428 | — |
| LMArena Creative Writing | 1386 | — |
| EQ-Bench Creative Writing | 1412 | — |
| LMArena Multi-Turn | 1429 | — |
Frequently asked questions
Is Mistral Large 3 better than o1-pro?
Mistral Large 3 is the stronger model overall, scoring 39.1 to 31.5 on the Noometry Index.
Which is cheaper, Mistral Large 3 or o1-pro?
Mistral Large 3 is cheaper. It lists at $0.25 per million input tokens and $0.75 per million output tokens; o1-pro lists at $150 and $600.
Which has the bigger context window?
Mistral Large 3 does, with 262K tokens against 200K.
How many benchmarks do Mistral Large 3 and o1-pro share?
0 benchmarks have published results for both models. Mistral Large 3 has 24 scored results on Noometry and o1-pro has 3.